Fluo FGC-121EI/1JA-N3, Owner'S Manual

Page: 54 / 68

DC Inverter U-match Series Floor Ceiling Type Unit
50
Number Error code Error
20 H6 DC fan error
21 H7 Driver out-of-step protection
22 HC Pfc protection
23 Lc Startup failure
24 Ld Compressor phase-sequence protection
25 LF Power protection
26 Lp IDU and ODU unmatched
27 U7 4–way valve switch-over error
28 P0 Driver reset protection
29 P5 Over-current protection
30 P6 Master control and driver communication error
31 P7 Driver module sensor error
32 P8 Driver module high temperature protection
33 P9 Zero-crossing protection
34 PA AC current protection
35 Pc Driver current error
36 Pd Sensor connection protection
37 PE Temperature drift protection
38 PL Bus low-voltage protection
39 PH Bus high-voltage protection
40 PU Charge loop error
41 PP Input voltage error
42 ee Drive memory chip error
43 C4 ODU jumper cap error
44 dJ Phase-loss and anti-phase protection
45 oE
ODU error, for specific error please see the status of ODU
indicator
46 EL Emergency Stop(Fire alarm)
Notice:
When the unit is connected with the wired controller, the error
code will be simultaneously shown on it.
Instructions to the Error Indicating Lamps on the Panel of the Floor Ceiling
Type Unit.
States of the Indicating Lamps:
(1) Indicating Lamp of “POWER”: The indicating lamp will shine when power
on, while it will go out when power off.
(2) Indicating Lamp of “COOL”: The indicating lamp will shine when “COOL”
is activated, while it will go out when “COOL” is deactivated.